Westinghouse | RJ3225L | Circuit Breaker | 225A | 3-Pole | 600V | Bolt-On

Meet the Westinghouse RJ3225L Circuit Breaker—a purpose-built, bolt-on solution designed for dependable overcurrent protection in demanding electrical environments. With a robust 225A rating across three poles and a 600V capacity, this unit is a precise fit for maintenance, retrofit, and replacement projects where exact specifications matter.

Key specifications at a glance

• Amperage: 225 A
• Poles: 3-Pole (three-phase)
• Voltage rating: 600 V
• Mounting type: Bolt-On
• Part reference: RJ3225L

Why the RJ3225L stands out

Designed for rugged reliability, the bolt-on construction of the RJ3225L delivers a secure, vibration-resistant mount that’s ideal for commercial and light-industrial panels. Its 225A capacity covers substantial feeder circuits, while the 600V rating aligns with common industrial power systems. This isn’t a generic replacement—it's a targeted match for Westinghouse-compatible panels and other equipment engineered to accept a bolt-on, three-pole unit.

Use cases and ideal applications

• Maintenance: Swap out aging breakers in existing panels without changing the mounting footprint, preserving panel layout and wiring schemes.
• Retrofit: Upgrade protection in legacy systems while maintaining compatibility with current electrical specs.
• Replacement: Source a precise, drop-in substitute when preventive maintenance or component refresh is due, ensuring consistent protection levels.

Compatibility and setup guidance

To ensure a perfect fit, confirm that your panel supports bolt-on, 3-pole devices and that the service voltage aligns with 600V. The RJ3225L part number is the most reliable reference for compatibility, serving as the definitive identifier for matching panels and replacement schedules. When in doubt, review the panel’s documentation or consult a licensed electrician to verify fitment and ratings before ordering.

Practical tips for installation and safety

• Power down the system and apply proper lockout/tagout procedures before servicing.
• Follow the manufacturer’s torque specifications to secure the breaker and maintain electrical integrity.
• Keep the installation area clean and dry to optimize performance and longevity.

Who benefits most

Electrical contractors, facility managers, and OEMs responsible for maintaining and upgrading panel protection will find the Westinghouse RJ3225L to be a precise, reliable choice that minimizes downtime and preserves system reliability.